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Edit this profileAt a glance
- 590 Court St, Dhc - Ortho, Keene, NH 03431
About Payson Ayer-Dufner
Listed in the NPI registry as a physician assistant, Payson Ayer-Dufner, PA-C practices in Keene, NH. Medicare claims data shows Payson provided 294 services to 245 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and injection into tendon or ligament. NPI 1124424379 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (603) 354-5482
- Email not available
Practice Locations
590 COURT ST DHC - ORTHO
Keene, NH 03431
Procedures Most Often Billed to Medicare
294 services · 245 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
41 | More often than most peers in Physician Assistant |
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
16 | Less often than most peers in Physician Assistant |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
12 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
94 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
90 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
29 | As often as other peers in Physician Assistant |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
12 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other physician assistants in Keene 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection into tendon or ligament 7
Providers in NH who bill this service to Medicare most often.
Common questions
What does Payson Ayer-Dufner specialize in?
Payson Ayer-Dufner is a physician assistant in Keene, NH. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Payson Ayer-Dufner located?
Payson Ayer-Dufner is listed at 590 Court St Dhc - Ortho, Keene, NH 03431. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Payson Ayer-Dufner's phone number?
The number on file is (603) 354-5482. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Payson Ayer-Dufner?
Payson Ayer-Dufner's National Provider Identifier is 1124424379. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Payson Ayer-Dufner train?
Payson Ayer-Dufner attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Payson Ayer-Dufner have?
Payson Ayer-Dufner has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Payson Ayer-Dufner do most often?
According to Medicare billing data, Payson Ayer-Dufner performs procedures including injection into tendon or ligament, aspiration and/or injection of fluid from small joint and aspiration and/or injection of fluid from large joint, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Payson Ayer-Dufner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Payson Ayer-Dufner. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.